Answer: b
Step-by-step explanation:
Answer:
m=-30
Step-by-step explanation:
2m+10=5m+100
get rid of 2m by subtracting
10=3m+100
get rid of 100 by subtracting
-90=3m
divide by 3
-30=m
m=-30
To calculate 13% of 2120, we multiply by 13/100. 13/100*2120=13*21.2, or 275.6 using basic multiplication.